The closest Trustifi Outbound Shield alternatives are MX Layer Email Data Leak Prevention, INKY Outbound Mail Protection and KnowBe4 Prevent. Picking a Trustifi Outbound Shield alternative comes down to fit: Email DLP coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it.
8 alternativesClosest matches: MX Layer Email Data Leak Prevention, INKY Outbound Mail Protection, KnowBe4 PreventPage updated Nov 2026
The product
by TrustiFi
Outbound email security with automated encryption and DLP for compliance
Trustifi Outbound Shield is a commercial Email DLP solution made by TrustiFi. The closest matches by shared tags and NIST CSF 2.0 coverage are MX Layer Email Data Leak Prevention, INKY Outbound Mail Protection, KnowBe4 Prevent, MailGuard ImageGuard, and Messageware AttachView. All 8 alternatives on this page are ranked the same way.
These 8 solutions overlap most with Trustifi Outbound Shield. Each row says what the product does and, when the overlap is big enough, which capabilities it shares.
Email DLP solution scanning inbound/outbound emails for data leak prevention
Key features: 10 listed. See them on the MX Layer Email Data Leak Prevention page.
View MX Layer Email Data Leak PreventionMX Layer Email Data Leak Prevention alternativesTrustifi Outbound Shield vs MX Layer Email Data Leak Prevention
Email DLP solution scanning inbound/outbound emails for data leak prevention
Outbound email security solution preventing data loss and insider threats
Real-time illicit image detection & policy compliance for email servers.
Outlook add-in for outbound email confirmation, send delay, Reply All control and DLP
DLP solution for preventing data exfiltration via outbound email channels
Outlook add-in preventing misaddressed emails & data leakage via pre-send checks
Common questions when weighing alternatives to Trustifi Outbound Shield.
The closest matches to Trustifi Outbound Shield by shared tags and NIST CSF 2.0 coverage are MX Layer Email Data Leak Prevention, INKY Outbound Mail Protection, KnowBe4 Prevent, MailGuard ImageGuard, and Messageware AttachView. All of them are Email DLP products.
This page shows 8 alternatives to Trustifi Outbound Shield, all in the Email DLP category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first.
Trustifi Outbound Shield is a commercial Email DLP product. It needs a paid license or subscription. Only commercial alternatives are listed here. Free and open source products are under /free.
Trustifi Outbound Shield is a Email DLP product in the Email & Messaging Security category. You can compare it with the 8 other Email DLP products on this page.
Outbound email security solution preventing data loss and insider threats
Key features: 8 listed. See them on the INKY Outbound Mail Protection page.
View INKY Outbound Mail ProtectionINKY Outbound Mail Protection alternativesTrustifi Outbound Shield vs INKY Outbound Mail Protection
Email DLP solution using ML and behavioral AI to prevent data loss
Key features: 10 listed. See them on the KnowBe4 Prevent page.
View KnowBe4 PreventKnowBe4 Prevent alternativesTrustifi Outbound Shield vs KnowBe4 Prevent
Real-time illicit image detection & policy compliance for email servers.
Key features: 7 listed. See them on the MailGuard ImageGuard page.
View MailGuard ImageGuardMailGuard ImageGuard alternativesTrustifi Outbound Shield vs MailGuard ImageGuard
OWA add-on that converts email attachments into secure HTML pages.
Key features: 10 listed. See them on the Messageware AttachView page.
View Messageware AttachViewMessageware AttachView alternativesTrustifi Outbound Shield vs Messageware AttachView
Outlook add-in for outbound email confirmation, send delay, Reply All control and DLP
Key features: 10 listed. See them on the SendGuard for Outlook page.
View SendGuard for OutlookSendGuard for Outlook alternativesTrustifi Outbound Shield vs SendGuard for Outlook
DLP solution for preventing data exfiltration via outbound email channels
Key features: 9 listed. See them on the Forcepoint DLP for Email page.
View Forcepoint DLP for EmailForcepoint DLP for Email alternativesTrustifi Outbound Shield vs Forcepoint DLP for Email
Outlook add-in preventing misaddressed emails & data leakage via pre-send checks
Key features: 10 listed. See them on the VIPRE SafeSend page.
View VIPRE SafeSendVIPRE SafeSend alternativesTrustifi Outbound Shield vs VIPRE SafeSend
Need the answer fast? Best Email DLP Solutions for Business picks Forcepoint DLP for Email, KnowBe4 Prevent, Trustifi Outbound Shield and 2 more.See the shortlist